Tire tread



FIG. 1 is a perspective view of the tire tread of the present design;

FIG. 2 is a front view thereof;

FIG. 3 is an enlarged partial front view thereof; and,

FIG. 4 is a partial side view thereof.

The broken lines and the region defining the inner bead and the sidewall depict subject matter that forms no part of the claimed tire tread design, and are included for the purpose of illustrating the full tire. The tread pattern is understood to repeat throughout the circumference of the tire. The remaining three-fourths of the side view is repetitious of the illustrated one-fourth side view. The other side view is identical to the illustrated side view. 

CLAIM The ornamental design for a tire tread, as shown and described. 